Home / 52,179.46-72,003.27-29,517.28

Finding the Fourth Proportional to 52,179.46, 72,003.27 and 29,517.28

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Solution

The fourth proportional to 52,179.46, 72,003.27 and 29,517.28 is: 40,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,179.46 : 72,003.27 = 29,517.28 : x
  2. Step 2: Convert to fraction form
    52,179.46/72,003.27 = 29,517.28/x
  3. Step 3: Cross multiply
    52,179.46x = 72,003.27 × 29,517.28
  4. Step 4: Simplify right side
    52,179.46x = 2,125,340,681.51
  5. Step 5: Solve for x
    x = 2,125,340,681.51/52,179.46
  6. Step 6: Final answer
    x = 40,731.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.